CVE-2021-22304

Name: CVE-2021-22304
Creator: NVD / NIST
Published: 2021-02-06T03:15:12.89+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.3/10EPSS 0.21%

Last modified Jun 17, 2026

CVE-2021-22304 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. There is a use after free vulnerability in Taurus-AL00A 10.0.0.1(C00E1R1P1). A module may refer to some memory after it has been freed while dealing with some messages. EPSS estimates a 0.21% chance of exploitation in the next 30 days.

Description

There is a use after free vulnerability in Taurus-AL00A 10.0.0.1(C00E1R1P1). A module may refer to some memory after it has been freed while dealing with some messages. Attackers can exploit this vulnerability by sending specific message to the affected module. This may lead to module crash, compromising normal service.

Metrics

CVSS 3.1

3.3/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

EPSS Probability

0.21%

11.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-416

Affected Software

Vendor	Product	Versions
Huawei	Taurus-Al00a Firmware	10.0.0.1\(c00e1r1p1\)

References

https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210127-03-smartphone-enVendor Advisory
https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20210127-03-smartphone-enVendor Advisory

Timeline

Published: Feb 6, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-22304?

How severe is CVE-2021-22304?

CVE-2021-22304 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 0.21% probability of exploitation in the next 30 days.

How do I fix CVE-2021-22304?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-22304?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST